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<title>Issue #119 - Test IS attribute</title>
<body>
<h1>About this case</h1>
<p>
This test case ensures that the <kbd>is</kbd> attribute it handled correctly.
Tidy accepts <kbd>is</kbd> for all versions of HTML, but ensures that it is
correct per the HTML5 rules.
</p>

<ul>
  <li is><kbd>is</kbd> must have a value.</li>
  <li is=""><kbd>is</kbd> must have a value.</li>
  <li is="custom_element"><kbd>is</kbd> must contain a hyphen.</li>
  <li is="custom-element me_too"><kbd>is</kbd> must not contain a space.</li>
  <li is="custom-element"><kbd>is</kbd> is correct for this paragraph.</li>
  <li>
    <pizzerias is="custom-element">
      <kbd>is</kbd> can be used with user-defined tags…
    </pizzerias>
    <jets-pizza is="custom-element">
      …unless they look like autonomous custom tags.
    </jets-pizza>
    <new-tag is="custom-element">
      <kbd>is</kbd> cannot be used with autonomous custom tags detected in
      the document, either.
    </new-tag>
  </li>
</ul>

</body>
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